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August 26, 2025 Service campaign

A faulty electric auxiliary heater may have been installed in the certain vehicles

BMW technical service bulletin B640825 for 2021-2025 BMW Ix and 2026 BMW Ix Xdrive45.

Bulletin number
B640825 (0064460200)
Component
Electrical system
Summary
A faulty electric auxiliary heater may have been installed in the certain vehicles. This could result in the failure of the electric auxiliary heater, utilized for the vehicle interior.

Owners of these vehicles have filed 33 complaints in the electrical category.

Vehicles covered

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